ISRC QZFZ22486753

Verified recording

QZFZ22486753 is “back of the back” by Fijimar, registered on the CopyrightChains blockchain with CopyrightID 0x6c5a32b0763320956ddb76c7740750417d6e3918ad3ca95bb1bf426c4cf8d682 and independently timestamped in Bitcoin block 957073 on 2026-07-07. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ22486753.

Recording identifiers

ISRC
QZFZ22486753
Title
back of the back
Artist
Fijimar
CopyrightID (CopyrightChains transaction hash)
0x6c5a32b0763320956ddb76c7740750417d6e3918ad3ca95bb1bf426c4cf8d682

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05+00:00
Bitcoin block
957073
Canonical record hash
sha256:43ab7aef3840a045780ce4efce6b7a35159636126f864c95cfa1548b2022af8c
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ22486753
Bitcoin block existence check
https://blockstream.info/api/block/957073

Full record

Track page: back of the back · Machine-readable JSON-LD